

# a={"a":"123","b":"323","c":"12sds"}
# a["a"]="yiersan"
# print a["a"]



# list=['a','g','f',2,1]
# # list +=['fd']
# list1 = [1,2]*2
# print list1
v={'a1','a2','a3','a4','a5','a6'}
v={'v2'}
print v

